211310800

素因数分解:

$2^4\times 5^2\times {\mathrm{653}}^1\times {\mathrm{809}}^1$

素因数の和:1480

約数の個数: 60

約数和(自身を含む): 509080140

約数和(自身を除く): 297769340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 653, 809, 1306, 1618, 2612, 3236, 3265, 4045, 5224, 6472, 6530, 8090, 10448, 12944, 13060, 16180, 16325, 20225, 26120, 32360, 32650, 40450, 52240, 64720, 65300, 80900, 130600, 161800, 261200, 323600, 528277, 1056554, 2113108, 2641385, 4226216, 5282770, 8452432, 10565540, 13206925, 21131080, 26413850, 42262160, 52827700, 105655400, 211310800]

約数ペア:

[(1, 211310800), (2, 105655400), (4, 52827700), (5, 42262160), (8, 26413850), (10, 21131080), (16, 13206925), (20, 10565540), (25, 8452432), (40, 5282770), (50, 4226216), (80, 2641385), (100, 2113108), (200, 1056554), (400, 528277), (653, 323600), (809, 261200), (1306, 161800), (1618, 130600), (2612, 80900), (3236, 65300), (3265, 64720), (4045, 52240), (5224, 40450), (6472, 32650), (6530, 32360), (8090, 26120), (10448, 20225), (12944, 16325), (13060, 16180)]